Fix unicode into csv
 * Convert values to utf-8 before passing to csv writer
Merge pull request #242 from iseppi/fix-admin-csv

Fix unicode into csv
 * Re-work admin lookup
 * Optimise search queries
Merge pull request #243 from iseppi/fix-lookup

Cleanup admin lookup function
Merge pull request #64 from zookeepr/master

Merge upstream to lca2013